define Image/mkfs/ext4
# generate an ext2 fs
- $(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_ROOTFS_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_ROOTFS_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
+ $(STAGING_DIR_HOST)/bin/genext2fs -U -B $(CONFIG_TARGET_EXT4_BLOCKSIZE) -b $(E2SIZE) -N $(CONFIG_TARGET_EXT4_MAXINODE) -d $(TARGET_DIR)/ $(KDIR)/root.ext4 -m $(CONFIG_TARGET_EXT4_RESERVED_PCT) $(MKFS_DEVTABLE_OPT)
# convert it to ext4
$(STAGING_DIR_HOST)/bin/tune2fs $(if $(CONFIG_TARGET_EXT4_JOURNAL),-j) -O extents,uninit_bg,dir_index $(KDIR)/root.ext4
# fix it up